Porter, V., & Hasselbach, S. (1991). Pluralism, politics, and the marketplace: The regulation of German broadcasting. Routledge.
芝加哥风格引文Porter, Vincent, 与 Suzanne Hasselbach. Pluralism, Politics, and the Marketplace: The Regulation of German Broadcasting. London ; New York: Routledge, 1991.
MLA引文Porter, Vincent, 与 Suzanne Hasselbach. Pluralism, Politics, and the Marketplace: The Regulation of German Broadcasting. Routledge, 1991.
警告：这些引文格式不一定是100％准确.